Home / 283,684.32-388,645.92-273,048.48

Finding the Fourth Proportional to 283,684.32, 388,645.92 and 273,048.48

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Solution

The fourth proportional to 283,684.32, 388,645.92 and 273,048.48 is: 374,074.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,684.32 : 388,645.92 = 273,048.48 : x
  2. Step 2: Convert to fraction form
    283,684.32/388,645.92 = 273,048.48/x
  3. Step 3: Cross multiply
    283,684.32x = 388,645.92 × 273,048.48
  4. Step 4: Simplify right side
    283,684.32x = 106,119,177,714.20
  5. Step 5: Solve for x
    x = 106,119,177,714.20/283,684.32
  6. Step 6: Final answer
    x = 374,074.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.